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Norma-Jean [14]
4 years ago
11

Solve the equation. Then check your solution. - (3a + 4) = 7 Helppp

Mathematics
2 answers:
Sati [7]4 years ago
8 0

Answer:

a= -3\frac{2}{3} or ≈ -3.66

Step-by-step explanation:

-(3a+4)=7

-3a-4=7

<em>Add 4 to both sides</em>

-3a=11

<em>Multiply both sides by -1</em>

3a= -11

Divide both sides by 3

a= -3\frac{2}{3}

vlada-n [284]4 years ago
7 0

Answer:

1

Step-by-step explanation:

-3a+4 =7

-4. _4

-3a=3

divide by -3 on both sides

a=-1

3+4=7

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